28428894

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{13499}}^1$

素因数の和:13526

約数の個数: 40

約数和(自身を含む): 68607000

約数和(自身を除く): 40178106

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 13499, 26998, 40497, 80994, 121491, 175487, 242982, 350974, 364473, 526461, 728946, 1052922, 1093419, 1579383, 2186838, 3158766, 4738149, 9476298, 14214447, 28428894]

約数ペア:

[(1, 28428894), (2, 14214447), (3, 9476298), (6, 4738149), (9, 3158766), (13, 2186838), (18, 1579383), (26, 1093419), (27, 1052922), (39, 728946), (54, 526461), (78, 364473), (81, 350974), (117, 242982), (162, 175487), (234, 121491), (351, 80994), (702, 40497), (1053, 26998), (2106, 13499)]